Sheet Steel Stitching Screws Exterior Silver with EPDM Washer – 6.3 x 22

Used for stitching two metal roofing sheets together without the need to pre-drill a hole (Max. 1.6mm). Self-drilling point and tapered shank, with a washered hexagon head. Exterior plating gives a reliable and durable corrosion resistant coating which resists 1,000 hours salt-spray.